
/**
 @Name：layer v3.0.1 Web弹层组件
 @Author：贤心
 @Site：http://layer.layui.com
 @License：LGPL

 */
require('./layer.css');

"use strict";

var isLayui = window.layui && layui.define, $, win, ready = {
    getPath: function(){
        var js = document.scripts, script = js[js.length - 1], jsPath = script.src;
        if(script.getAttribute('merge')) return;
        return jsPath.substring(0, jsPath.lastIndexOf("/") + 1);
    }(),

    config: {}, end: {}, minIndex: 0, minLeft: [],
    btn: ['&#x786E;&#x5B9A;', '&#x53D6;&#x6D88;'],

    //五种原始层模式
    type: ['dialog', 'page', 'iframe', 'loading', 'tips']
};

//默认内置方法。
var layer = {
    v: '3.0.1',
    ie: function(){ //ie版本
        var agent = navigator.userAgent.toLowerCase();
        return (!!window.ActiveXObject || "ActiveXObject" in window) ? (
            (agent.match(/msie\s(\d+)/) || [])[1] || '11' //由于ie11并没有msie的标识
        ) : false;
    }(),
    index: (window.layer && window.layer.v) ? 100000 : 0,
    path: ready.getPath,
    config: function(options, fn){
        options = options || {};
        layer.cache = ready.config = $.extend({}, ready.config, options);
        layer.path = ready.config.path || layer.path;
        typeof options.extend === 'string' && (options.extend = [options.extend]);

        if(ready.config.path) layer.ready();

        if(!options.extend) return this;

        isLayui
            ? layui.addcss('modules/layer/' + options.extend)
            : layer.link('skin/' + options.extend);

        return this;
    },

    //载入CSS配件
    link: function(href, fn, cssname){

        //未设置路径，则不主动加载css
        if(!layer.path) return;

        var head = $('head')[0], link = document.createElement('link');
        if(typeof fn === 'string') cssname = fn;
        var app = (cssname || href).replace(/\.|\//g, '');
        var id = 'layuicss-'+app, timeout = 0;

        link.rel = 'stylesheet';
        link.href = layer.path + href;
        link.id = id;

        if(!$('#'+ id)[0]){
            head.appendChild(link);
        }

        if(typeof fn !== 'function') return;

        //轮询css是否加载完毕
        (function poll() {
            if(++timeout > 8 * 1000 / 100){
                return window.console && console.error('layer.css: Invalid');
            };
            parseInt($('#'+id).css('width')) === 1989 ? fn() : setTimeout(poll, 100);
        }());
    },

    ready: function(callback){
        var cssname = 'skinlayercss', ver = '1110';
        isLayui ? layui.addcss('modules/layer/default/layer.css?v='+layer.v+ver, callback, cssname)
            : layer.link('skin/default/layer.css?v='+layer.v+ver, callback, cssname);
        return this;
    },

    //各种快捷引用
    alert: function(content, options, yes){
        var type = typeof options === 'function';
        if(type) yes = options;
        return layer.open($.extend({
            content: content,
            yes: yes
        }, type ? {} : options));
    },

    confirm: function(content, options, yes, cancel){
        var type = typeof options === 'function';
        if(type){
            cancel = yes;
            yes = options;
        }
        return layer.open($.extend({
            content: content,
            btn: ready.btn,
            yes: yes,
            btn2: cancel
        }, type ? {} : options));
    },

    msg: function(content, options, end){ //最常用提示层
        var type = typeof options === 'function', rskin = ready.config.skin;
        var skin = (rskin ? rskin + ' ' + rskin + '-msg' : '')||'layui-layer-msg';
        var anim = doms.anim.length - 1;
        if(type) end = options;
        return layer.open($.extend({
            content: content,
            time: 3000,
            shade: false,
            skin: skin,
            title: false,
            closeBtn: false,
            btn: false,
            resize: false,
            end: end
        }, (type && !ready.config.skin) ? {
            skin: skin + ' layui-layer-hui',
            anim: anim
        } : function(){
            options = options || {};
            if(options.icon === -1 || options.icon === undefined && !ready.config.skin){
                options.skin = skin + ' ' + (options.skin||'layui-layer-hui');
            }
            return options;
        }()));
    },

    load: function(icon, options){
        return layer.open($.extend({
            type: 3,
            icon: icon || 0,
            resize: false,
            shade: 0.01
        }, options));
    },

    tips: function(content, follow, options){
        return layer.open($.extend({
            type: 4,
            content: [content, follow],
            closeBtn: false,
            time: 3000,
            shade: false,
            resize: false,
            fixed: false,
            maxWidth: 210
        }, options));
    }
};

var Class = function(setings){
    var that = this;
    that.index = ++layer.index;
    that.config = $.extend({}, that.config, ready.config, setings);
    document.body ? that.creat() : setTimeout(function(){
        that.creat();
    }, 50);
};

Class.pt = Class.prototype;

//缓存常用字符
var doms = ['layui-layer', '.layui-layer-title', '.layui-layer-main', '.layui-layer-dialog', 'layui-layer-iframe', 'layui-layer-content', 'layui-layer-btn', 'layui-layer-close'];
doms.anim = ['layer-anim', 'layer-anim-01', 'layer-anim-02', 'layer-anim-03', 'layer-anim-04', 'layer-anim-05', 'layer-anim-06'];

//默认配置
Class.pt.config = {
    type: 0,
    shade: 0.3,
    fixed: true,
    move: doms[1],
    title: '&#x4FE1;&#x606F;',
    offset: 'auto',
    area: 'auto',
    closeBtn: 1,
    time: 0, //0表示不自动关闭
    zIndex: 19891014,
    maxWidth: 360,
    anim: 0,
    icon: -1,
    moveType: 1,
    resize: true,
    scrollbar: true, //是否允许浏览器滚动条
    tips: 2
};

//容器
Class.pt.vessel = function(conType, callback){
    var that = this, times = that.index, config = that.config;
    var zIndex = config.zIndex + times, titype = typeof config.title === 'object';
    var ismax = config.maxmin && (config.type === 1 || config.type === 2);
    var titleHTML = (config.title ? '<div class="layui-layer-title" style="'+ (titype ? config.title[1] : '') +'">'
    + (titype ? config.title[0] : config.title)
    + '</div>' : '');

    config.zIndex = zIndex;
    callback([
        //遮罩
        config.shade ? ('<div class="layui-layer-shade" id="layui-layer-shade'+ times +'" times="'+ times +'" style="'+ ('z-index:'+ (zIndex-1) +'; background-color:'+ (config.shade[1]||'#000') +'; opacity:'+ (config.shade[0]||config.shade) +'; filter:alpha(opacity='+ (config.shade[0]*100||config.shade*100) +');') +'"></div>') : '',

        //主体
        '<div class="'+ doms[0] + (' layui-layer-'+ready.type[config.type]) + (((config.type == 0 || config.type == 2) && !config.shade) ? ' layui-layer-border' : '') + ' ' + (config.skin||'') +'" id="'+ doms[0] + times +'" type="'+ ready.type[config.type] +'" times="'+ times +'" showtime="'+ config.time +'" conType="'+ (conType ? 'object' : 'string') +'" style="z-index: '+ zIndex +'; width:'+ config.area[0] + ';height:' + config.area[1] + (config.fixed ? '' : ';position:absolute;') +'">'
        + (conType && config.type != 2 ? '' : titleHTML)
        + '<div id="'+ (config.id||'') +'" class="layui-layer-content'+ ((config.type == 0 && config.icon !== -1) ? ' layui-layer-padding' :'') + (config.type == 3 ? ' layui-layer-loading'+config.icon : '') +'">'
        + (config.type == 0 && config.icon !== -1 ? '<i class="layui-layer-ico layui-layer-ico'+ config.icon +'"></i>' : '')
        + (config.type == 1 && conType ? '' : (config.content||''))
        + '</div>'
        + '<span class="layui-layer-setwin">'+ function(){
            var closebtn = ismax ? '<a class="layui-layer-min" href="javascript:;"><cite></cite></a><a class="layui-layer-ico layui-layer-max" href="javascript:;"></a>' : '';
            config.closeBtn && (closebtn += '<a class="layui-layer-ico '+ doms[7] +' '+ doms[7] + (config.title ? config.closeBtn : (config.type == 4 ? '1' : '2')) +'" href="javascript:;"></a>');
            return closebtn;
        }() + '</span>'
        + (config.btn ? function(){
            var button = '';
            typeof config.btn === 'string' && (config.btn = [config.btn]);
            for(var i = 0, len = config.btn.length; i < len; i++){
                button += '<a class="'+ doms[6] +''+ i +'">'+ config.btn[i] +'</a>'
            }
            return '<div class="'+ doms[6] +' layui-layer-btn-'+ (config.btnAlign||'') +'">'+ button +'</div>'
        }() : '')
        + (config.resize ? '<span class="layui-layer-resize"></span>' : '')
        + '</div>'
    ], titleHTML, $('<div class="layui-layer-move"></div>'));
    return that;
};

//创建骨架
Class.pt.creat = function(){
    var that = this
        ,config = that.config
        ,times = that.index, nodeIndex
        ,content = config.content
        ,conType = typeof content === 'object'
        ,body = $('body');

    if($('#'+config.id)[0])  return;

    if(typeof config.area === 'string'){
        config.area = config.area === 'auto' ? ['', ''] : [config.area, ''];
    }

    //anim兼容旧版shift
    if(config.shift){
        config.anim = config.shift;
    }

    if(layer.ie == 6){
        config.fixed = false;
    }

    switch(config.type){
        case 0:
            config.btn = ('btn' in config) ? config.btn : ready.btn[0];
            layer.closeAll('dialog');
            break;
        case 2:
            var content = config.content = conType ? config.content : [config.content||'http://layer.layui.com', 'auto'];
            config.content = '<iframe scrolling="'+ (config.content[1]||'auto') +'" allowtransparency="true" id="'+ doms[4] +''+ times +'" name="'+ doms[4] +''+ times +'" onload="this.className=\'\';" class="layui-layer-load" frameborder="0" src="' + config.content[0] + '"></iframe>';
            break;
        case 3:
            delete config.title;
            delete config.closeBtn;
            config.icon === -1 && (config.icon === 0);
            layer.closeAll('loading');
            break;
        case 4:
            conType || (config.content = [config.content, 'body']);
            config.follow = config.content[1];
            config.content = config.content[0] + '<i class="layui-layer-TipsG"></i>';
            delete config.title;
            config.tips = typeof config.tips === 'object' ? config.tips : [config.tips, true];
            config.tipsMore || layer.closeAll('tips');
            break;
    }

    //建立容器
    that.vessel(conType, function(html, titleHTML, moveElem){
        body.append(html[0]);
        conType ? function(){
            (config.type == 2 || config.type == 4) ? function(){
                $('body').append(html[1]);
            }() : function(){
                if(!content.parents('.'+doms[0])[0]){
                    content.data('display', content.css('display')).show().addClass('layui-layer-wrap').wrap(html[1]);
                    $('#'+ doms[0] + times).find('.'+doms[5]).before(titleHTML);
                }
            }();
        }() : body.append(html[1]);
        $('.layui-layer-move')[0] || body.append(ready.moveElem = moveElem);
        that.layero = $('#'+ doms[0] + times);
        config.scrollbar || doms.html.css('overflow', 'hidden').attr('layer-full', times);
    }).auto(times);

    config.type == 2 && layer.ie == 6 && that.layero.find('iframe').attr('src', content[0]);

    //坐标自适应浏览器窗口尺寸
    config.type == 4 ? that.tips() : that.offset();
    if(config.fixed){
        win.on('resize', function(){
            that.offset();
            (/^\d+%$/.test(config.area[0]) || /^\d+%$/.test(config.area[1])) && that.auto(times);
            config.type == 4 && that.tips();
        });
    }

    config.time <= 0 || setTimeout(function(){
        layer.close(that.index)
    }, config.time);
    that.move().callback();

    //为兼容jQuery3.0的css动画影响元素尺寸计算
    if(doms.anim[config.anim]){
        that.layero.addClass(doms.anim[config.anim]).data('anim', true);
    };
};

//自适应
Class.pt.auto = function(index){
    var that = this, config = that.config, layero = $('#'+ doms[0] + index);
    if(config.area[0] === '' && config.maxWidth > 0){
        //为了修复IE7下一个让人难以理解的bug
        if(layer.ie && layer.ie < 8 && config.btn){
            layero.width(layero.innerWidth());
        }
        layero.outerWidth() > config.maxWidth && layero.width(config.maxWidth);
    }
    var area = [layero.innerWidth(), layero.innerHeight()];
    var titHeight = layero.find(doms[1]).outerHeight() || 0;
    var btnHeight = layero.find('.'+doms[6]).outerHeight() || 0;
    function setHeight(elem){
        elem = layero.find(elem);
        elem.height(area[1] - titHeight - btnHeight - 2*(parseFloat(elem.css('padding'))|0));
    }
    switch(config.type){
        case 2:
            setHeight('iframe');
            break;
        default:
            if(config.area[1] === ''){
                if(config.fixed && area[1] >= win.height()){
                    area[1] = win.height();
                    setHeight('.'+doms[5]);
                }
            } else {
                setHeight('.'+doms[5]);
            }
            break;
    }
    return that;
};

//计算坐标
Class.pt.offset = function(){
    var that = this, config = that.config, layero = that.layero;
    var area = [layero.outerWidth(), layero.outerHeight()];
    var type = typeof config.offset === 'object';
    that.offsetTop = (win.height() - area[1])/2;
    that.offsetLeft = (win.width() - area[0])/2;

    if(type){
        that.offsetTop = config.offset[0];
        that.offsetLeft = config.offset[1]||that.offsetLeft;
    } else if(config.offset !== 'auto'){

        if(config.offset === 't'){ //上
            that.offsetTop = 0;
        } else if(config.offset === 'r'){ //右
            that.offsetLeft = win.width() - area[0];
        } else if(config.offset === 'b'){ //下
            that.offsetTop = win.height() - area[1];
        } else if(config.offset === 'l'){ //左
            that.offsetLeft = 0;
        } else if(config.offset === 'lt'){ //左上角
            that.offsetTop = 0;
            that.offsetLeft = 0;
        } else if(config.offset === 'lb'){ //左下角
            that.offsetTop = win.height() - area[1];
            that.offsetLeft = 0;
        } else if(config.offset === 'rt'){ //右上角
            that.offsetTop = 0;
            that.offsetLeft = win.width() - area[0];
        } else if(config.offset === 'rb'){ //右下角
            that.offsetTop = win.height() - area[1];
            that.offsetLeft = win.width() - area[0];
        } else {
            that.offsetTop = config.offset;
        }

    }

    if(!config.fixed){
        that.offsetTop = /%$/.test(that.offsetTop) ?
        win.height()*parseFloat(that.offsetTop)/100
            : parseFloat(that.offsetTop);
        that.offsetLeft = /%$/.test(that.offsetLeft) ?
        win.width()*parseFloat(that.offsetLeft)/100
            : parseFloat(that.offsetLeft);
        that.offsetTop += win.scrollTop();
        that.offsetLeft += win.scrollLeft();
    }

    if(layero.attr('minLeft')){
        that.offsetTop = win.height() - (layero.find(doms[1]).outerHeight() || 0);
        that.offsetLeft = layero.css('left');
    }

    layero.css({top: that.offsetTop, left: that.offsetLeft});
};

//Tips
Class.pt.tips = function(){
    var that = this, config = that.config, layero = that.layero;
    var layArea = [layero.outerWidth(), layero.outerHeight()], follow = $(config.follow);
    if(!follow[0]) follow = $('body');
    var goal = {
        width: follow.outerWidth(),
        height: follow.outerHeight(),
        top: follow.offset().top,
        left: follow.offset().left
    }, tipsG = layero.find('.layui-layer-TipsG');

    var guide = config.tips[0];
    config.tips[1] || tipsG.remove();

    goal.autoLeft = function(){
        if(goal.left + layArea[0] - win.width() > 0){
            goal.tipLeft = goal.left + goal.width - layArea[0];
            tipsG.css({right: 12, left: 'auto'});
        } else {
            goal.tipLeft = goal.left;
        };
    };

    //辨别tips的方位
    goal.where = [function(){ //上
        goal.autoLeft();
        goal.tipTop = goal.top - layArea[1] - 10;
        tipsG.removeClass('layui-layer-TipsB').addClass('layui-layer-TipsT').css('border-right-color', config.tips[1]);
    }, function(){ //右
        goal.tipLeft = goal.left + goal.width + 10;
        goal.tipTop = goal.top;
        tipsG.removeClass('layui-layer-TipsL').addClass('layui-layer-TipsR').css('border-bottom-color', config.tips[1]);
    }, function(){ //下
        goal.autoLeft();
        goal.tipTop = goal.top + goal.height + 10;
        tipsG.removeClass('layui-layer-TipsT').addClass('layui-layer-TipsB').css('border-right-color', config.tips[1]);
    }, function(){ //左
        goal.tipLeft = goal.left - layArea[0] - 10;
        goal.tipTop = goal.top;
        tipsG.removeClass('layui-layer-TipsR').addClass('layui-layer-TipsL').css('border-bottom-color', config.tips[1]);
    }];
    goal.where[guide-1]();

    /* 8*2为小三角形占据的空间 */
    if(guide === 1){
        goal.top - (win.scrollTop() + layArea[1] + 8*2) < 0 && goal.where[2]();
    } else if(guide === 2){
        win.width() - (goal.left + goal.width + layArea[0] + 8*2) > 0 || goal.where[3]()
    } else if(guide === 3){
        (goal.top - win.scrollTop() + goal.height + layArea[1] + 8*2) - win.height() > 0 && goal.where[0]();
    } else if(guide === 4){
        layArea[0] + 8*2 - goal.left > 0 && goal.where[1]()
    }

    layero.find('.'+doms[5]).css({
        'background-color': config.tips[1],
        'padding-right': (config.closeBtn ? '30px' : '')
    });
    layero.css({
        left: goal.tipLeft - (config.fixed ? win.scrollLeft() : 0),
        top: goal.tipTop  - (config.fixed ? win.scrollTop() : 0)
    });
}

//拖拽层
Class.pt.move = function(){
    var that = this
        ,config = that.config
        ,_DOC = $(document)
        ,layero = that.layero
        ,moveElem = layero.find(config.move)
        ,resizeElem = layero.find('.layui-layer-resize')
        ,dict = {};

    if(config.move){
        moveElem.css('cursor', 'move');
    }

    moveElem.on('mousedown', function(e){
        e.preventDefault();
        if(config.move){
            dict.moveStart = true;
            dict.offset = [
                e.clientX - parseFloat(layero.css('left'))
                ,e.clientY - parseFloat(layero.css('top'))
            ];
            ready.moveElem.css('cursor', 'move').show();
        }
    });

    resizeElem.on('mousedown', function(e){
        e.preventDefault();
        dict.resizeStart = true;
        dict.offset = [e.clientX, e.clientY];
        dict.area = [
            layero.outerWidth()
            ,layero.outerHeight()
        ];
        ready.moveElem.css('cursor', 'se-resize').show();
    });

    _DOC.on('mousemove', function(e){

        //拖拽移动
        if(dict.moveStart){
            var X = e.clientX - dict.offset[0]
                ,Y = e.clientY - dict.offset[1]
                ,fixed = layero.css('position') === 'fixed';

            e.preventDefault();

            dict.stX = fixed ? 0 : win.scrollLeft();
            dict.stY = fixed ? 0 : win.scrollTop();

            //控制元素不被拖出窗口外
            if(!config.moveOut){
                var setRig = win.width() - layero.outerWidth() + dict.stX
                    ,setBot = win.height() - layero.outerHeight() + dict.stY;
                X < dict.stX && (X = dict.stX);
                X > setRig && (X = setRig);
                Y < dict.stY && (Y = dict.stY);
                Y > setBot && (Y = setBot);
            }

            layero.css({
                left: X
                ,top: Y
            });
        }

        //Resize
        if(config.resize && dict.resizeStart){
            var X = e.clientX - dict.offset[0]
                ,Y = e.clientY - dict.offset[1];

            e.preventDefault();

            layer.style(that.index, {
                width: dict.area[0] + X
                ,height: dict.area[1] + Y
            })
            dict.isResize = true;
        }
    }).on('mouseup', function(e){
        if(dict.moveStart){
            delete dict.moveStart;
            ready.moveElem.hide();
            config.moveEnd && config.moveEnd();
        }
        if(dict.resizeStart){
            delete dict.resizeStart;
            ready.moveElem.hide();
        }
    });

    return that;
};

Class.pt.callback = function(){
    var that = this, layero = that.layero, config = that.config;
    that.openLayer();
    if(config.success){
        if(config.type == 2){
            layero.find('iframe').on('load', function(){
                config.success(layero, that.index);
            });
        } else {
            config.success(layero, that.index);
        }
    }
    layer.ie == 6 && that.IE6(layero);

    //按钮
    layero.find('.'+ doms[6]).children('a').on('click', function(){
        var index = $(this).index();
        if(index === 0){
            if(config.yes){
                config.yes(that.index, layero)
            } else if(config['btn1']){
                config['btn1'](that.index, layero)
            } else {
                layer.close(that.index);
            }
        } else {
            var close = config['btn'+(index+1)] && config['btn'+(index+1)](that.index, layero);
            close === false || layer.close(that.index);
        }
    });

    //取消
    function cancel(){
        var close = config.cancel && config.cancel(that.index, layero);
        close === false || layer.close(that.index);
    }

    //右上角关闭回调
    layero.find('.'+ doms[7]).on('click', cancel);

    //点遮罩关闭
    if(config.shadeClose){
        $('#layui-layer-shade'+ that.index).on('click', function(){
            layer.close(that.index);
        });
    }

    //最小化
    layero.find('.layui-layer-min').on('click', function(){
        var min = config.min && config.min(layero);
        min === false || layer.min(that.index, config);
    });

    //全屏/还原
    layero.find('.layui-layer-max').on('click', function(){
        if($(this).hasClass('layui-layer-maxmin')){
            layer.restore(that.index);
            config.restore && config.restore(layero);
        } else {
            layer.full(that.index, config);
            setTimeout(function(){
                config.full && config.full(layero);
            }, 100);
        }
    });

    config.end && (ready.end[that.index] = config.end);
};

//for ie6 恢复select
ready.reselect = function(){
    $.each($('select'), function(index , value){
        var sthis = $(this);
        if(!sthis.parents('.'+doms[0])[0]){
            (sthis.attr('layer') == 1 && $('.'+doms[0]).length < 1) && sthis.removeAttr('layer').show();
        }
        sthis = null;
    });
};

Class.pt.IE6 = function(layero){
    //隐藏select
    $('select').each(function(index , value){
        var sthis = $(this);
        if(!sthis.parents('.'+doms[0])[0]){
            sthis.css('display') === 'none' || sthis.attr({'layer' : '1'}).hide();
        }
        sthis = null;
    });
};

//需依赖原型的对外方法
Class.pt.openLayer = function(){
    var that = this;

    //置顶当前窗口
    layer.zIndex = that.config.zIndex;
    layer.setTop = function(layero){
        var setZindex = function(){
            layer.zIndex++;
            layero.css('z-index', layer.zIndex + 1);
        };
        layer.zIndex = parseInt(layero[0].style.zIndex);
        layero.on('mousedown', setZindex);
        return layer.zIndex;
    };
};

ready.record = function(layero){
    var area = [
        layero.width(),
        layero.height(),
        layero.position().top,
        layero.position().left + parseFloat(layero.css('margin-left'))
    ];
    layero.find('.layui-layer-max').addClass('layui-layer-maxmin');
    layero.attr({area: area});
};

ready.rescollbar = function(index){
    if(doms.html.attr('layer-full') == index){
        if(doms.html[0].style.removeProperty){
            doms.html[0].style.removeProperty('overflow');
        } else {
            doms.html[0].style.removeAttribute('overflow');
        }
        doms.html.removeAttr('layer-full');
    }
};

/** 内置成员 */

window.layer = layer;

//获取子iframe的DOM
layer.getChildFrame = function(selector, index){
    index = index || $('.'+doms[4]).attr('times');
    return $('#'+ doms[0] + index).find('iframe').contents().find(selector);
};

//得到当前iframe层的索引，子iframe时使用
layer.getFrameIndex = function(name){
    return $('#'+ name).parents('.'+doms[4]).attr('times');
};

//iframe层自适应宽高
layer.iframeAuto = function(index){
    if(!index) return;
    var heg = layer.getChildFrame('html', index).outerHeight();
    var layero = $('#'+ doms[0] + index);
    var titHeight = layero.find(doms[1]).outerHeight() || 0;
    var btnHeight = layero.find('.'+doms[6]).outerHeight() || 0;
    layero.css({height: heg + titHeight + btnHeight});
    layero.find('iframe').css({height: heg});
};

//重置iframe url
layer.iframeSrc = function(index, url){
    $('#'+ doms[0] + index).find('iframe').attr('src', url);
};

//设定层的样式
layer.style = function(index, options, limit){
    var layero = $('#'+ doms[0] + index)
        ,contElem = layero.find('.layui-layer-content')
        ,type = layero.attr('type')
        ,titHeight = layero.find(doms[1]).outerHeight() || 0
        ,btnHeight = layero.find('.'+doms[6]).outerHeight() || 0
        ,minLeft = layero.attr('minLeft');

    if(type === ready.type[3] || type === ready.type[4]){
        return;
    }

    if(!limit){
        if(parseFloat(options.width) <= 260){
            options.width = 260;
        };

        if(parseFloat(options.height) - titHeight - btnHeight <= 64){
            options.height = 64 + titHeight + btnHeight;
        };
    }

    layero.css(options);
    btnHeight = layero.find('.'+doms[6]).outerHeight();

    if(type === ready.type[2]){
        layero.find('iframe').css({
            height: parseFloat(options.height) - titHeight - btnHeight
        });
    } else {
        contElem.css({
            height: parseFloat(options.height) - titHeight - btnHeight
            - parseFloat(contElem.css('padding-top'))
            - parseFloat(contElem.css('padding-bottom'))
        })
    }
};

//最小化
layer.min = function(index, options){
    var layero = $('#'+ doms[0] + index)
        ,titHeight = layero.find(doms[1]).outerHeight() || 0
        ,left = layero.attr('minLeft') || (181*ready.minIndex)+'px'
        ,position = layero.css('position');

    ready.record(layero);

    if(ready.minLeft[0]){
        left = ready.minLeft[0];
        ready.minLeft.shift();
    }

    layero.attr('position', position);

    layer.style(index, {
        width: 180
        ,height: titHeight
        ,left: left
        ,top: win.height() - titHeight
        ,position: 'fixed'
        ,overflow: 'hidden'
    }, true);

    layero.find('.layui-layer-min').hide();
    layero.attr('type') === 'page' && layero.find(doms[4]).hide();
    ready.rescollbar(index);

    if(!layero.attr('minLeft')){
        ready.minIndex++;
    }
    layero.attr('minLeft', left);
};

//还原
layer.restore = function(index){
    var layero = $('#'+ doms[0] + index), area = layero.attr('area').split(',');
    var type = layero.attr('type');
    layer.style(index, {
        width: parseFloat(area[0]),
        height: parseFloat(area[1]),
        top: parseFloat(area[2]),
        left: parseFloat(area[3]),
        position: layero.attr('position'),
        overflow: 'visible'
    }, true);
    layero.find('.layui-layer-max').removeClass('layui-layer-maxmin');
    layero.find('.layui-layer-min').show();
    layero.attr('type') === 'page' && layero.find(doms[4]).show();
    ready.rescollbar(index);
};

//全屏
layer.full = function(index){
    var layero = $('#'+ doms[0] + index), timer;
    ready.record(layero);
    if(!doms.html.attr('layer-full')){
        doms.html.css('overflow','hidden').attr('layer-full', index);
    }
    clearTimeout(timer);
    timer = setTimeout(function(){
        var isfix = layero.css('position') === 'fixed';
        layer.style(index, {
            top: isfix ? 0 : win.scrollTop(),
            left: isfix ? 0 : win.scrollLeft(),
            width: win.width(),
            height: win.height()
        }, true);
        layero.find('.layui-layer-min').hide();
    }, 100);
};

//改变title
layer.title = function(name, index){
    var title = $('#'+ doms[0] + (index||layer.index)).find(doms[1]);
    title.html(name);
};

//关闭layer总方法
layer.close = function(index){
    var layero = $('#'+ doms[0] + index), type = layero.attr('type'), closeAnim = 'layer-anim-close';
    if(!layero[0]) return;
    var WRAP = 'layui-layer-wrap', remove = function(){
        if(type === ready.type[1] && layero.attr('conType') === 'object'){
            layero.children(':not(.'+ doms[5] +')').remove();
            var wrap = layero.find('.'+WRAP);
            for(var i = 0; i < 2; i++){
                wrap.unwrap();
            }
            wrap.css('display', wrap.data('display')).removeClass(WRAP);
        } else {
            //低版本IE 回收 iframe
            if(type === ready.type[2]){
                try {
                    var iframe = $('#'+doms[4]+index)[0];
                    iframe.contentWindow.document.write('');
                    iframe.contentWindow.close();
                    layero.find('.'+doms[5])[0].removeChild(iframe);
                } catch(e){}
            }
            layero[0].innerHTML = '';
            layero.remove();
        }
        typeof ready.end[index] === 'function' && ready.end[index]();
        delete ready.end[index];
    };

    if(layero.data('anim')){
        layero.addClass(closeAnim);
    }

    $('#layui-layer-moves, #layui-layer-shade' + index).remove();
    layer.ie == 6 && ready.reselect();
    ready.rescollbar(index);

    if(layero.attr('minLeft')){
        ready.minIndex--;
        ready.minLeft.push(layero.attr('minLeft'));
    }
    setTimeout(function(){
        remove();
    }, ((layer.ie && layer.ie < 10) || !layero.data('anim')) ? 0 : 200);
};

//关闭所有层
layer.closeAll = function(type){
    $.each($('.'+doms[0]), function(){
        var othis = $(this);
        var is = type ? (othis.attr('type') === type) : 1;
        is && layer.close(othis.attr('times'));
        is = null;
    });
};

/**

 拓展模块，layui开始合并在一起

 */

var cache = layer.cache||{}, skin = function(type){
    return (cache.skin ? (' ' + cache.skin + ' ' + cache.skin + '-'+type) : '');
};

//仿系统prompt
layer.prompt = function(options, yes){
    var style = '';
    options = options || {};

    if(typeof options === 'function') yes = options;

    if(options.area){
        var area = options.area;
        style = 'style="width: '+ area[0] +'; height: '+ area[1] + ';"';
        delete options.area;
    }
    var prompt, content = options.formType == 2 ? '<textarea class="layui-layer-input"' + style +'>' + (options.value||'') +'</textarea>' : function(){
        return '<input type="'+ (options.formType == 1 ? 'password' : 'text') +'" class="layui-layer-input" value="'+ (options.value||'') +'">';
    }();

    return layer.open($.extend({
        type: 1
        ,btn: ['&#x786E;&#x5B9A;','&#x53D6;&#x6D88;']
        ,content: content
        ,skin: 'layui-layer-prompt' + skin('prompt')
        ,maxWidth: win.width()
        ,success: function(layero){
            prompt = layero.find('.layui-layer-input');
            prompt.focus();
        }
        ,resize: false
        ,yes: function(index){
            var value = prompt.val();
            if(value === ''){
                prompt.focus();
            } else if(value.length > (options.maxlength||500)) {
                layer.tips('&#x6700;&#x591A;&#x8F93;&#x5165;'+ (options.maxlength || 500) +'&#x4E2A;&#x5B57;&#x6570;', prompt, {tips: 1});
            } else {
                yes && yes(value, index, prompt);
            }
        }
    }, options));
};

//tab层
layer.tab = function(options){
    options = options || {};
    var tab = options.tab || {};
    return layer.open($.extend({
        type: 1,
        skin: 'layui-layer-tab' + skin('tab'),
        resize: false,
        title: function(){
            var len = tab.length, ii = 1, str = '';
            if(len > 0){
                str = '<span class="layui-layer-tabnow">'+ tab[0].title +'</span>';
                for(; ii < len; ii++){
                    str += '<span>'+ tab[ii].title +'</span>';
                }
            }
            return str;
        }(),
        content: '<ul class="layui-layer-tabmain">'+ function(){
            var len = tab.length, ii = 1, str = '';
            if(len > 0){
                str = '<li class="layui-layer-tabli xubox_tab_layer">'+ (tab[0].content || 'no content') +'</li>';
                for(; ii < len; ii++){
                    str += '<li class="layui-layer-tabli">'+ (tab[ii].content || 'no  content') +'</li>';
                }
            }
            return str;
        }() +'</ul>',
        success: function(layero){
            var btn = layero.find('.layui-layer-title').children();
            var main = layero.find('.layui-layer-tabmain').children();
            btn.on('mousedown', function(e){
                e.stopPropagation ? e.stopPropagation() : e.cancelBubble = true;
                var othis = $(this), index = othis.index();
                othis.addClass('layui-layer-tabnow').siblings().removeClass('layui-layer-tabnow');
                main.eq(index).show().siblings().hide();
                typeof options.change === 'function' && options.change(index);
            });
        }
    }, options));
};

//相册层
layer.photos = function(options, loop, key){
    var dict = {};
    options = options || {};
    if(!options.photos) return;
    var type = options.photos.constructor === Object;
    var photos = type ? options.photos : {}, data = photos.data || [];
    var start = photos.start || 0;
    dict.imgIndex = (start|0) + 1;

    options.img = options.img || 'img';

    if(!type){ //页面直接获取
        var parent = $(options.photos), pushData = function(){
            data = [];
            parent.find(options.img).each(function(index){
                var othis = $(this);
                othis.attr('layer-index', index);
                data.push({
                    alt: othis.attr('alt'),
                    pid: othis.attr('layer-pid'),
                    src: othis.attr('layer-src') || othis.attr('src'),
                    thumb: othis.attr('src')
                });
            })
        };

        pushData();

        if (data.length === 0) return;

        loop || parent.on('click', options.img, function(){
            var othis = $(this), index = othis.attr('layer-index');
            layer.photos($.extend(options, {
                photos: {
                    start: index,
                    data: data,
                    tab: options.tab
                },
                full: options.full
            }), true);
            pushData();
        })

        //不直接弹出
        if(!loop) return;

    } else if (data.length === 0){
        return layer.msg('&#x6CA1;&#x6709;&#x56FE;&#x7247;');
    }

    //上一张
    dict.imgprev = function(key){
        dict.imgIndex--;
        if(dict.imgIndex < 1){
            dict.imgIndex = data.length;
        }
        dict.tabimg(key);
    };

    //下一张
    dict.imgnext = function(key,errorMsg){
        dict.imgIndex++;
        if(dict.imgIndex > data.length){
            dict.imgIndex = 1;
            if (errorMsg) {return};
        }
        dict.tabimg(key)
    };

    //方向键
    dict.keyup = function(event){
        if(!dict.end){
            var code = event.keyCode;
            event.preventDefault();
            if(code === 37){
                dict.imgprev(true);
            } else if(code === 39) {
                dict.imgnext(true);
            } else if(code === 27) {
                layer.close(dict.index);
            }
        }
    }

    //切换
    dict.tabimg = function(key){
        if(data.length <= 1) return;
        photos.start = dict.imgIndex - 1;
        layer.close(dict.index);
        layer.photos(options, true, key);
    }

    //一些动作
    dict.event = function(){
        dict.bigimg.hover(function(){
            dict.imgsee.show();
        }, function(){
            dict.imgsee.hide();
        });

        dict.bigimg.find('.layui-layer-imgprev').on('click', function(event){
            event.preventDefault();
            dict.imgprev();
        });

        dict.bigimg.find('.layui-layer-imgnext').on('click', function(event){
            event.preventDefault();
            dict.imgnext();
        });

        $(document).on('keyup', dict.keyup);
    };

    //图片预加载
    function loadImage(url, callback, error) {
        var img = new Image();
        img.src = url;
        if(img.complete){
            return callback(img);
        }
        img.onload = function(){
            img.onload = null;
            callback(img);
        };
        img.onerror = function(e){
            img.onerror = null;
            error(e);
        };
    };

    dict.loadi = layer.load(1, {
        shade: 'shade' in options ? false : 0.9,
        scrollbar: false
    });
    loadImage(data[start].src, function(img){
        layer.close(dict.loadi);
        dict.index = layer.open($.extend({
            type: 1,
            area: function(){
                var imgarea = [img.width, img.height];
                var winarea = [$(window).width() - 100, $(window).height() - 100];

                //如果 实际图片的宽或者高比 屏幕大（那么进行缩放）
                if(!options.full && (imgarea[0]>winarea[0]||imgarea[1]>winarea[1])){
                    var wh = [imgarea[0]/winarea[0],imgarea[1]/winarea[1]];//取宽度缩放比例、高度缩放比例
                    if(wh[0] > wh[1]){//取缩放比例最大的进行缩放
                        imgarea[0] = imgarea[0]/wh[0];
                        imgarea[1] = imgarea[1]/wh[0];
                    } else if(wh[0] < wh[1]){
                        imgarea[0] = imgarea[0]/wh[1];
                        imgarea[1] = imgarea[1]/wh[1];
                    }
                }

                return [imgarea[0]+'px', imgarea[1]+'px'];
            }(),
            title: false,
            shade: 0.9,
            shadeClose: true,
            closeBtn: false,
            move: '.layui-layer-phimg img',
            moveType: 1,
            scrollbar: false,
            moveOut: true,
            anim: Math.random()*5|0,
            skin: 'layui-layer-photos' + skin('photos'),
            content: '<div class="layui-layer-phimg">'
            +'<img src="'+ data[start].src +'" alt="'+ (data[start].alt||'') +'" layer-pid="'+ data[start].pid +'">'
            +'<div class="layui-layer-imgsee">'
            +(data.length > 1 ? '<span class="layui-layer-imguide"><a href="javascript:;" class="layui-layer-iconext layui-layer-imgprev"></a><a href="javascript:;" class="layui-layer-iconext layui-layer-imgnext"></a></span>' : '')
            +'<div class="layui-layer-imgbar" style="display:'+ (key ? 'block' : '') +'"><span class="layui-layer-imgtit"><a href="javascript:;">'+ (data[start].alt||'') +'</a><em>'+ dict.imgIndex +'/'+ data.length +'</em></span></div>'
            +'</div>'
            +'</div>',
            success: function(layero, index){
                dict.bigimg = layero.find('.layui-layer-phimg');
                dict.imgsee = layero.find('.layui-layer-imguide,.layui-layer-imgbar');
                dict.event(layero);
                options.tab && options.tab(data[start], layero);
            }, end: function(){
                dict.end = true;
                $(document).off('keyup', dict.keyup);
            }
        }, options));
    }, function(){
        layer.close(dict.loadi);
        layer.msg('&#x5F53;&#x524D;&#x56FE;&#x7247;&#x5730;&#x5740;&#x5F02;&#x5E38;<br>&#x662F;&#x5426;&#x7EE7;&#x7EED;&#x67E5;&#x770B;&#x4E0B;&#x4E00;&#x5F20;&#xFF1F;', {
            time: 30000,
            btn: ['&#x4E0B;&#x4E00;&#x5F20;', '&#x4E0D;&#x770B;&#x4E86;'],
            yes: function(){
                data.length > 1 && dict.imgnext(true,true);
            }
        });
    });
};

//主入口
ready.run = function(_$){
    $ = _$;
    win = $(window);
    doms.html = $('html');
    layer.open = function(deliver){
        var o = new Class(deliver);
        return o.index;
    };
};
ready.run(jQuery);
//加载方式
module.exports = layer;